package com.zut.service;

import com.zut.pojo.Member;

import java.util.List;

/**
 * @author sq
 * @create 2021-07-15-16:18
 */
public interface MemberService {
    //根据手机号查询会员
    public Member findByTelephone(String telephone);

    //添加会员
    public void add(Member member);

    //根据月份查询会员的数量
    public List<Integer> findMemberCountByMonths(List<String> months);
}
